diff --git a/lib/Config/Populator.php b/lib/Config/Populator.php
index f46dd452d2..1915b0012c 100644
--- a/lib/Config/Populator.php
+++ b/lib/Config/Populator.php
@@ -173,7 +173,11 @@ class Populator {
 
     $subscriber_email_notification = Setting::getValue(SendNewSubscriberNotification::SETTINGS_KEY);
     if(empty($subscriber_email_notification)) {
-      Setting::setValue('subscriber_email_notification', ['enabled' => true]);
+      $sender = Setting::getValue('sender', []);
+      Setting::setValue('subscriber_email_notification', [
+        'enabled' => true,
+        'address' => isset($sender['address'])? $sender['address'] : null,
+      ]);
     }
 
     // reset mailer log
diff --git a/lib/Subscribers/SendNewSubscriberNotification.php b/lib/Subscribers/SendNewSubscriberNotification.php
index b98acaff6c..ef49b1c760 100644
--- a/lib/Subscribers/SendNewSubscriberNotification.php
+++ b/lib/Subscribers/SendNewSubscriberNotification.php
@@ -68,6 +68,9 @@ class SendNewSubscriberNotification {
     if(!isset($settings['address'])) {
       return true;
     }
+    if(empty(trim($settings['address']))) {
+      return true;
+    }
     return !(bool)$settings['enabled'];
   }